Home / 2,951.48-4,422.40-1,719.92

Finding the Fourth Proportional to 2,951.48, 4,422.40 and 1,719.92

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Solution

The fourth proportional to 2,951.48, 4,422.40 and 1,719.92 is: 2,577.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.48 : 4,422.40 = 1,719.92 : x
  2. Step 2: Convert to fraction form
    2,951.48/4,422.40 = 1,719.92/x
  3. Step 3: Cross multiply
    2,951.48x = 4,422.40 × 1,719.92
  4. Step 4: Simplify right side
    2,951.48x = 7,606,165.61
  5. Step 5: Solve for x
    x = 7,606,165.61/2,951.48
  6. Step 6: Final answer
    x = 2,577.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.